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1answer
63 views

Wordpress site has repeated PHP out of memory error despite increasing PHP memory limit and confirming no RLimitMEM

Nearly every 4 minutes, I'm seeing the following out of memory error in the php error log: 01-Jul-2014 21:50:03 UTC] PHP Fatal error: Allowed memory size of 268435456 bytes exhausted (tried to ...
3
votes
6answers
3k views

Lightweight Linux DNS [on hold]

Can anyone recommend a lightweight Linux DNS server, which would be suitable for the data center? EDIT: We speak about data-center typically within 10 - 20 servers, up to 100 at maximum. For larger ...
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0answers
7 views

Issues installing mongodb on centos 5

I'm trying to install mongodb for my centos 5.1 server via yum. I followed the instructions of creating a .repo file in the yum folder, but it still doesnt work. here's the screenshot of the issue: ...
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votes
2answers
42 views

How can I understand a Linux server's role?

I've been given the task to create an excel table which includes all Linux servers in one of our AWS EC2 environments because the main aim is to get all the servers off AWS and migrate them to our ...
0
votes
1answer
767 views

Under what conditions will sendmail try to immediately resend a message instead of waiting for the standard requeue interval?

CentOS 5.8 | Sendmail 8.14.4 I used to think that if SendMail experienced a temporary (400-class) error during delivery, it would place the message in a deferred queue (e.g. /var/spool/mqueue) and ...
0
votes
1answer
656 views

DirectAdmin Freetype update - the make has failed

I am trying to update my VPS today as I always do but am running into a problem with the Freetype update. While I am comfortable with the day-to-day running of my VPS, I am still learning a lot when ...
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votes
3answers
970 views

Cannot get nscd to run. DNS cache stale as a result

I'm trying to troubleshoot an issue on a MediaTemple server (running CentOS5) where the DNS cache has grown stale - I think because nscd has crashed. I've tried restarting nscd: # service nscd ...
0
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1answer
36 views

no package ipset available (centos EL5 x86_64)

I want to install ipset, but none of my repos seem to have it when I run yum install ipset [root@ora1 /]# cd /etc/yum.repos.d/ [root@ora1 yum.repos.d]# ls CentOS-Base.repo CentOS-Debuginfo.repo ...
5
votes
3answers
11k views

where is my php installation path

I am using centos and I need to find out where is the php installation path is. Is there a command I can use to find that out. Thanks
2
votes
3answers
609 views

nagios wrongly reports packet loss

Lately, on my nagios 3.2.3 install (CentOS5, monitoring ~ 300 hosts, 1150 services) has sdtarted to occasionally report high packet loss on 50-60 hosts at a time. Problem is it's bogus. Manual runs of ...
4
votes
2answers
807 views

mod proxy not working on apache

I am trying to install Mod_Proxy Apache module on WHM/CPanel CeEntOS Linux Server. Here is system info: CentOS release 5.6 (Final) Server version: Apache/2.2.21 (Unix) Cpanel::Easy::Apache v3.7.2 ...
0
votes
1answer
675 views

using tcpdump to display XML API requests without headers or ack packets

I need assistance, I am trying to use tcpdump in order to capture API requests and responses between two servers, so far I have the following command: tcpdump -iany -tpnAXs0 host xxx.xxx.xxx.xxx and ...
3
votes
4answers
3k views

APC (PHP Cache) Uptime 0 minutes, not caching

My goal is to implement APC for opcode cache for a drupal 6 production site. I have so far tested APC with several php files with and without including other php files with include_once. Also tried ...
0
votes
1answer
35 views

Forwarding nameservers

I'm hosting a lot of domains which nameservers are set to ns1.domain1.com and ns2.domain1.com. I have rented a new server which for I have set up ns1.domain2.com and ns2.domain2.com. Is it possible ...
0
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2answers
67 views

Install php53 on CentOS 5.10 without httpd dependency

I would like to install php53 on CentOS 5.10 64-bit without the httpd dependency. The reason being the production server has a custom compiled binary of a newer version of httpd. Is installing php53 ...
1
vote
2answers
34 views

Difference between httpd and httpd-devel package on CentOS 5

I'm trying to update PHP 5.1 to 5.3 on CentOS 5.10. On the server, httpd-devel is installed but trying to install php53 on CentOS 5, it wants to install httpd. This is a production server so I need ...
1
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2answers
24 views

Expanding ext3 /usr partition safely with minimal downtime

I have inherited a Centos 5.5 server provided by Softlayer. My /usr partition is filling up, and I can't see any quick wins by deleting cruft. It looks like the sheer number of cpanel accounts is to ...
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votes
1answer
44 views

No package rrdtool-perl available

On a CentOS release 5.10 (Final) I am trying to install rrdtool to get RRDs.pm but I have no luck. yum install rrdtool-perl Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile * ...
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0answers
51 views

Caching issue with Centos forwarding DNS server

I installed a Forwarding DNS server on Centos 5.10 and it is resolving addresses e.g google.com. When I stopped named (service named stop) and tried to dig (dig @localhost A google.com) there was a ...
5
votes
3answers
15k views

How do I tell what process is causing kswapd to be in use?

I see kswapd using 100% CPU... how can I tell on which process's behalf kswapd is being used so much?
1
vote
0answers
35 views

Bind9 External Reverse Lookup DNS Problems

I have a problem with a group of bind9 DNS servers running on Centos 5.10 The servers are on an internal network and are NATed from the internet facing network architecture to allow external ...
13
votes
2answers
27k views

Upgrade CentOS 5.x to CentOS 6.x - tips and techniques

Now that CentOS 6.0 is making its way to the various mirror sites, I wanted to solicit opinions on the upgrade process. In working with the commercial RedHat 5.6 and 6.x distributions for the past few ...
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votes
2answers
245 views

CentOS 5 - yum update dependency error

I'm trying to run an update on my CentOS VPS. Ultimately what I am try to do is upgrade php53 to php55. However I appear to run in to some dependency issues. Please find below commands and outputs. I ...
1
vote
1answer
127 views

trying to install mongo but getting errors

I am following mongo site (http://docs.mongodb.org/manual/tutorial/install-mongodb-on-red-hat-centos-or-fedora-linux/ ) to install mongo on my centos 5.1o I am getting following errors sudo yum ...
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0answers
38 views

How do I disable httpd service on startup (centos 5)

Scenario Installed NGINX, so want to disable HTTPD from running after a server reboot. However when I have used the below commands, httpd starts again. Commands tried # service httpd stop # ...
0
votes
1answer
807 views

Client is not able to use Yum Server configured on Server under /home/RPMS file path

I have configured Yum Server on Server 10.0.0.1(Redhat 5.3) All RPMS are here /home/RPMS/Server. Now on another machine i have Centos 5.3 (10.0.0.30).I want to use yum Server of 10.0.0.1 on 10.0.0.3 ...
0
votes
5answers
2k views

Server hang on CentOS 5.5

I'm running CentOS 5.5 on a server. It runs several VMware virtual machines and an NFS server. Occasionally, like today, it hangs. There's nothing in /var/log/messages that indicates any problem. ...
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votes
2answers
48 views

CentOS Linux: One server inaccessible via SSH, while others are

There is a server that cannot be connected to via SSH (port 22). Please consider these three servers all running CentOS 5.x: Specifications server1 - SELinux enforcing server2 - SELinux permissive ...
4
votes
1answer
2k views

Too many TCP connections causes disconnections

I have a game server which runs with TCP connections. Server disconnects users randomly. I think its related with TCP settings of server. In local development environment written code can handle ...
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2answers
110 views

MariaDB Permission denied when using socket

Here is the gist of my problem: I have a web application that won't connect when the database has the host is set as localhost, however it will if I use the address 127.0.0.1. The error that PHP ...
2
votes
1answer
64 views

Possible to re-enable IPv6 without rebooting?

I have a machine running CentOS 5.8. IPv6 was disabled by creating a file /etc/modprobe.d/disable-ipv6 with the following contents: options ipv6 disable=1 Removing the file and rebooting the ...
1
vote
1answer
309 views

postfix limit sending rate

hello i have this box centos 5.9 postfix 2.3.3 how i can configure postfix to send 1 message every second no matter what, i try this in main.cf with no success: default_destination_rate_delay = ...
5
votes
2answers
669 views

Timezone for cron jobs

We have a VDS running CentOS 5.5 that was created and configured with the EDT timezone. I have replaced etc/localtime with a link pointing to the Australia/Melbourne (UTC+10) timezone file. Running ...
0
votes
1answer
20 views

Webmin “allow” parameter for all Internet IP's

Is it possible to allow connections to Webmin from any Internet ip? I tried allow=127.0.0.1 0.0.0.0/32 But still blocking my remote access over Internet.
2
votes
3answers
227 views

What is the equivalent of packages.debian.org for CentOS?

I have a CentOS machine that is not connected directly to the internet. I need to install some packages manually. If this were Debian I would go to packages.debian.org, search for the package and ...
1
vote
0answers
181 views

Migrate CentOS VM using LVM on IDE to run with VirtIO

I'm trying to migrate existing IDE-using, LVM-based CentOS 5.2 VMs to use virtio. The symptom is a kernel panic upon boot when the system can't find any volume groups. Does anyone know how to make ...
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0answers
84 views

CentOS 5.5 - php 5.1 upgrade to 5.3 + Drupal 7.26

I have a server running CentOS release 5.5 (Final) The server hosts a few Drupal(6.3) websites. I need to upgrade php from 5.1 to 5.3 as I need to install a new Drupal 7.26 site. so this is what I ...
1
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0answers
83 views

Why does Ruby on Rails run slowly on VMWare

We are experiencing slow performance of our Ruby on Rails application on a hosted server. Neither us nor our hosting provider have been able to accurately diagnose the reason for this. Indicators of ...
0
votes
0answers
49 views

Configuring kdump on CentOS 5.9 dom0. Cannot get makedumpfile to run in crash kernel

The setup: CentOS 5.9 dom0 running under Xen4.1.4. Crash kernel loaded (512M, because otherwise it would take forever to run init after the failures), and kdump functional. I am able to force the ...
0
votes
1answer
132 views

Enabling HugePage support in CentOS

I'm trying to tune JVM performance by adding +UseLargePages parameter. As it threw error, I figured that it's not supported in my OS. I'm using CentOS (5.10) -- Linux 2.6.16.33-xenU 64 bit ...
0
votes
1answer
799 views

Howo to get Multipath IO with Dell MD3600i into active/active setup?

I'm desperately trying to improve performance of my SAN connection. Here's what i have: [root@xnode1 dell]# multipath -ll mpath1 (36d4ae520009bd7cc0000030e4fe8230b) dm-2 DELL,MD36xxi ...
0
votes
1answer
146 views

no package provides libssl.so.10

I have some dependencies I need to resolve and I cannot: [root@h tmp]# ldd /usr/lib64/collectd/mysql.so linux-vdso.so.1 => (0x00007fff9b070000) libmysqlclient_r.so.16 => not ...
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votes
2answers
71 views

Redhat High Availability Add-On on Centos 5.8 [duplicate]

could we use Redhat High availability Add-On on CentOS 5.8 server? in other words should we purchase a license for Redhat high availability clustering for CentOS 5.8 or its included in CentOS without ...
0
votes
1answer
996 views

cPanel / CentOS 5.10 upgrade to 6.4 recommendations

We've got a server running cPanel on CentOS 5.10 currently, and I'm considering whether it's worthwhile or even wise to look at upgrading to CentOS 6.4. The server is virtualised on 2012 R2 Hyper-V, ...
5
votes
4answers
25k views

How to save and exit crontab -e?

How to save and exit crontab -e? i tried every method listed here and none works, i have a centos 5, vi comes by default with yum and i installed nano Solved just changed the default editor export ...
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2answers
447 views

SSL Library Error: -8181 Certificate has expired

After a yum update, there is an error when starting apache, in /var/log/httpd/error_log: [notice] suEXEC mechanism enabled (wrapper: /usr/sbin/suexec) [error] SSL Library Error: -8181 Certificate has ...
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votes
2answers
101 views

DRBD Dual-Primary Obstacles

I have DRBD installed and configured on two different servers, everything is working as expected but I am having a horrible I/O disk read/write speed and network latency like crazy, my shared ...
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votes
3answers
1k views

Starting MySQL. ERROR! Manager of pid-file quit without updating file.

Im on CentOs v5.6 .When trying to start mysql im getting the following error Starting MySQL. ERROR! Manager of pid-file quit without updating file. In /var/log/mysqld.error.log i have the following ...
0
votes
1answer
455 views

Yum freezes on Running Transaction Check

Strace: http://pastebin.com/r8D39yLg Kernel: 2.6.18-274.12.1.el5.centos.plus #1 SMP Tue Nov 29 18:16:47 EST 2011 x86_64 x86_64 x86_64 GNU/Linux System: CentOS 5.7 64-bit How to fix this ?
0
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1answer
90 views

IPTables is blocking FTP for VMs

I have a CentOS 5 SolusVM Node setup and running. The VPS units are running fine and everything seems to be working. Until yesterday when I found no single VPS could be accessed through FTP. I checked ...